Pro Helvetia

prohelvetia.ch

Industry
Federal administration
Headquarters
Zürich, Zurich
Type
public
Checked on
19 October 2026
64/100Grade C

Protection against forged senders: largely protected

Points per criterion

  • MX 10 / 10
  • SPF 15 / 15
  • DKIM 20 / 20
  • DMARC 19 / 25
  • DNSSEC 0 / 10
  • Transport (MTA-STS/DANE) 0 / 15
  • TLS-RPT 0 / 5

Findings

  • !SPF close to the 10-lookup limit (9)

    One more sending service can break the limit. Flattening or subdomains for third parties create headroom.

  • !DKIM key below 2048 bits

    RSA-1024 is considered too weak (RFC 8301, M3AAWG). Rotate to 2048-bit keys.

  • !DNSSEC not enabled

    Without DNSSEC, DNS answers can be forged in transit. DANE requires DNSSEC.

  • !No MTA-STS

    Without MTA-STS (or DANE) inbound encryption is not enforced; an attacker on the path can downgrade to plain text.

  • !No TLS reporting (TLS-RPT)

    Without TLS-RPT the organisation does not learn when senders fail to deliver encrypted.

Check live in the Mail DNS Check →

Who runs the mail?

Mailbox provider
Microsoft 365
Provider jurisdiction
USA · MX: US
Detection confidence
100 / 100
Microsoft tenant
Managed · Pro Helvetia
Tenant region
EU
Signals (7)
MXMicrosoft 365prohelvetia-ch.mail.protection.outlook.com
SPFMicrosoft 365include:spf.protection.outlook.com
DKIMMicrosoft 365selector2 → selector2-prohelvetia-ch._domainkey.prohelvetia.onmicrosoft.com
AutodiscoverMicrosoft 365autodiscover.outlook.com
Domain verificationMicrosoft 365ms=ms89270950
NetworkMicrosoft 365AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

PrefHostIPNetworkCountryTLSA
10 prohelvetia-ch.mail.protection.outlook.com 52.101.185.13 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US –
52.101.185.14 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US
52.101.185.12 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US

SPF

v=spf1 ip4:213.144.149.181 ip4:213.144.149.179 ip4:213.144.149.178 include:spf.ostendis.ch include:spf.protection.outlook.com include:mail.zendesk.com include:_spf.psm.knowbe4.com include:_spf.createsend.com include:spf.deimos.ch include:spf.amazee.io include:_spf01.eyevip.ch -all
all
-all
DNS lookups
9 / 10
Includes
spf.ostendis.chspf.protection.outlook.commail.zendesk.com_spf.psm.knowbe4.com_spf.createsend.comspf.deimos.chspf.amazee.io_spf01.eyevip.ch
Detected sending services
Microsoft 365, Zendesk
IPv4
3 addresses authorised directly

DMARC

v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@prohelvetia.ch
Policy
p=quarantine
Subdomains (sp)
inherits p=quarantine
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / relaxed
Aggregate reports (rua)
dmarc@prohelvetia.ch

DKIM

SelectorKeydelegated to
selector2 RSA 1024 selector2-prohelvetia-ch._domainkey.prohelvetia.onmicrosoft.com

Checked: 100 common selectors. Keys under custom selectors remain invisible.

Transport encryption

MTA-STS
missing
DANE
missing
DNSSEC
missing
TLS-RPT
missing
BIMI
missing

Verified services

From verification records in the domain TXT: services where the domain is verified.

Microsoft 365Miro

History

  • Score 64 · DMARC quarantine

All changes of this organisation in the change log →

Raw data
prohelvetia.ch. IN MX 10 prohelvetia-ch.mail.protection.outlook.com.
prohelvetia.ch. IN TXT "v=spf1 ip4:213.144.149.181 ip4:213.144.149.179 ip4:213.144.149.178 include:spf.ostendis.ch include:spf.protection.outlook.com include:mail.zendesk.com include:_spf.psm.knowbe4.com include:_spf.createsend.com include:spf.deimos.ch include:spf.amazee.io include:_spf01.eyevip.ch -all"
_dmarc.prohelvetia.ch. IN TXT "v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@prohelvetia.ch"

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